How hot is Chennai in January?

Daytime highs in Chennai in January average 28°C (82°F); nights drop to about 22°C.

Does it rain in Chennai in January?

Expect around 7 rainy days and 37 mm of rainfall in January.

Is January a good time to visit Chennai?

January is one of the best months to visit Chennai. Overall travel score: 8.9/10. The best months are January–February.

Chennai weather in January

January is one of the best months to visit Chennai. Expect highs around 28°C, lows near 22°C, and about 7 days with rain.

8.9 · Excellenttravel score for January

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Avg high

28°C

Avg low

22°C

Rainfall

37 mm

Rain days

Sunshine

10.4 h/day

Daylight

11.3 h

What to pack for Chennai in January

light, breathable clothing
sun protection (hat, SPF 50)
a packable rain layer

Humidity averages 76%; max daily wind around 17 km/h.

How January compares

Best months in Chennai: January–February. See the full best time to visit Chennai guide.

Chennai in January: the details

In January, Chennai sees average daytime highs of 28°C (82°F) and overnight lows of 22°C (72°F). Rainfall totals roughly 37 mm across 7 rainy days, and the sun shines about 10.4 hours per day with 11.3 hours of daylight mid-month. Relative humidity averages 76%.

These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Chennai, India (13.09, 80.28) — see our methodology. Actual conditions vary year to year.

Where should you go next month?

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